tranvphat4 tranvphat4

12-03-2024
Chemistry

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Cho 0,6 gam khso3 cho cho vào 500 ml nước cất hòa tan thu được dung dịch A.Tính ph và điện năng của dung dịch a biết g axit h2 so3 có các hằng số phân li ka1 =1,7×10^-2 và ka2=10^-7

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